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-rw-r--r--vernac/obligations.ml15
1 files changed, 8 insertions, 7 deletions
diff --git a/vernac/obligations.ml b/vernac/obligations.ml
index 1ab24b670..1f401b4e1 100644
--- a/vernac/obligations.ml
+++ b/vernac/obligations.ml
@@ -40,7 +40,7 @@ let check_evars env evm =
type oblinfo =
{ ev_name: int * Id.t;
- ev_hyps: Context.Named.t;
+ ev_hyps: Constr.named_context;
ev_status: bool * Evar_kinds.obligation_definition_status;
ev_chop: int option;
ev_src: Evar_kinds.t Loc.located;
@@ -480,10 +480,9 @@ let declare_definition prg =
let fix_exn = Hook.get get_fix_exn () in
let typ = nf typ in
let body = nf body in
- let env = Global.env () in
let uvars = Univ.LSet.union
- (Univops.universes_of_constr env typ)
- (Univops.universes_of_constr env body) in
+ (Univops.universes_of_constr typ)
+ (Univops.universes_of_constr body) in
let uctx = UState.restrict prg.prg_ctx uvars in
let univs = UState.check_univ_decl ~poly:(pi2 prg.prg_kind) uctx prg.prg_univdecl in
let ce = definition_entry ~fix_exn ~opaque ~types:typ ~univs body in
@@ -865,7 +864,7 @@ let obligation_terminator name num guard hook auto pf =
else UState.union prg.prg_ctx ctx
in
let uctx = UState.const_univ_entry ~poly:(pi2 prg.prg_kind) ctx in
- let (_, obl) = declare_obligation prg obl body ty uctx in
+ let (defined, obl) = declare_obligation prg obl body ty uctx in
let obls = Array.copy obls in
let _ = obls.(num) <- obl in
let prg_ctx =
@@ -874,10 +873,12 @@ let obligation_terminator name num guard hook auto pf =
polymorphic obligation with the existing ones *)
UState.union prg.prg_ctx ctx
else
- (** The first obligation declares the univs of the constant,
+ (** The first obligation, if defined,
+ declares the univs of the constant,
each subsequent obligation declares its own additional
universes and constraints if any *)
- UState.make (Global.universes ())
+ if defined then UState.make (Global.universes ())
+ else ctx
in
let prg = { prg with prg_ctx } in
try